6 Questions
What is the purpose of the logistic regression analysis conducted by the company?
To understand the relationship between advertising spending and sales target achievement.
What does the coefficient value of 0.074 for TV advertising in the logistic regression output indicate?
Increasing TV advertising by 1 unit increases the likelihood of meeting the sales target.
What does a Z-score of 4.861 for TV advertising suggest in the logistic regression output?
TV advertising has a significant positive impact on the likelihood of meeting the sales target.
How does the coefficient value of -0.016 for Newspaper advertising affect the likelihood of meeting the sales target?
Newspaper advertising has no impact on the likelihood of meeting the sales target.
What is the purpose of creating the outcome variable 'target_met' using the rule: if sales > $14,000 then 1 else 0?
To measure the effectiveness of each type of advertising in hitting the $14,000 sales target.
What does a P-value of 0 for the constant in the logistic regression output indicate?
The constant has a significant impact on achieving the sales target.
This quiz covers the application of logistic regression to analyze the effectiveness of advertising efforts through TV, Radio, and Newspaper channels. It includes the creation of an outcome variable based on a sales target and the interpretation of regression output.
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